Home / 40,280.94-55,586.16-22,377.08

Finding the Fourth Proportional to 40,280.94, 55,586.16 and 22,377.08

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Solution

The fourth proportional to 40,280.94, 55,586.16 and 22,377.08 is: 30,879.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,280.94 : 55,586.16 = 22,377.08 : x
  2. Step 2: Convert to fraction form
    40,280.94/55,586.16 = 22,377.08/x
  3. Step 3: Cross multiply
    40,280.94x = 55,586.16 × 22,377.08
  4. Step 4: Simplify right side
    40,280.94x = 1,243,855,559.40
  5. Step 5: Solve for x
    x = 1,243,855,559.40/40,280.94
  6. Step 6: Final answer
    x = 30,879.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.